package com.tyc.str;

/**
 * 类描述
 *
 * @author tyc
 * @version 1.0
 * @date 2023-03-07 16:32:57
 */
public class TestStr {
    public static void main(String[] args) {
        String a = "";
        for (int i = 0; i < 1000; i++) {
            a+=i;
        }
    }
}
